llano 2400mAh USB-C EN-EL15C Battery for Nikon Z Series - Fast USB-C

In this review the llano 2400mAh USB-C EN-EL15C battery is evaluated as a practical replacement for Nikon users who need reliable on-location power. The bottom line: it is best for photographers and videographers who want a fully decoded EN-EL15C replacement with built-in USB-C charging so they can top up from wall adapters, car chargers, or power banks without carrying an external charger. The review focuses on real-world runtime, charging speed, and compatibility with a wide range of Nikon bodies.

Key Features

• Built-in USB-C charging: The integrated USB-C port removes the need for a separate charger and allows recharging from wall adapters, car chargers, or portable power banks for travel convenience.
• 2400mAh capacity: With a real 2400mAh rating you can expect extended shoots, supporting up to roughly 457 photos or around 3.3 hours of continuous video recording on a full charge.
• Fast recharge time: The battery fully recharges in about 114 minutes, which is useful for quick turnarounds between sessions or during travel days.
• Fully decoded compatibility: The battery communicates with camera firmware to avoid annoying warning dialogs and works seamlessly with current Nikon Z and D series models listed by the manufacturer.
• Durable construction: Built from ABS polymer, the pack resists scratches and shocks, making it more suitable for field work than cheaper, fragile cells.
• Safety protections: Multi-layer protection for overcharge, overheating, and short circuits provides extra peace of mind for all-day shooting.

Who It's For

The llano EN-EL15C is designed for photographers and content creators who shoot on Nikon Z and many D-series cameras and need a trustworthy spare battery that charges directly with USB-C. It suits wedding shooters, travel photographers, and videographers who value the ability to recharge from a power bank between locations.

Photographers who require OEM branding or want access to proprietary multi-battery charging docks may prefer original manufacturer batteries; likewise, users who never travel and always rely on studio battery chargers might find a traditional external charger workflow more familiar.

Pros & Cons

Pros

• True 2400mAh capacity delivers long runtime that matches demanding shooting sessions.
• USB-C direct charging eliminates the need to carry a bulky charger and supports charging from common power sources.
• Fully decoded behavior avoids camera warnings and integrates cleanly with supported Nikon bodies.
• Robust safety and ABS polymer construction reduce the risk of damage in the field.

Cons

• While fast, USB-C charging still requires an external power source; it does not provide pass-through power for continuous tethered studio work.
• Not OEM-branded, so some professionals may prefer official batteries for warranty or brand consistency.

Specifications

Model Type	EN-EL15C replacement
Capacity	2400mAh
Charging Port	Built-in USB-C
Full Recharge Time	114 minutes
Rated Cycles	Over 500 charging cycles
Construction	Durable ABS polymer
Compatibility	Compatible with many Nikon Z and D series bodies including ZR, Z8, Z6III, Z6II, Z7II, D850, D810, D7500 and more

Our Verdict

The llano 2400mAh USB-C EN-EL15C is a sensible, cost-effective alternative for Nikon shooters who want reliable runtime and the convenience of direct USB-C charging. It balances safety, durability, and genuine capacity, making it a good value for travel and event photographers who need dependable spare power without an extra charger.

Frequently Asked Questions

Will this battery show warnings on my Nikon camera?
Because it is fully decoded for EN-EL15C compatibility, it should integrate cleanly without pop-up warnings on supported Nikon models.

How long does a full charge last for video?
On a full charge the battery supports about 3.3 hours of continuous video recording according to the capacity rating.

Can I charge this from a power bank?
Yes, the built-in USB-C port allows charging from wall adapters, car chargers, and power banks for field convenience.